Home / 4,283.51-5,909.40-2,490.84

Finding the Fourth Proportional to 4,283.51, 5,909.40 and 2,490.84

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Solution

The fourth proportional to 4,283.51, 5,909.40 and 2,490.84 is: 3,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.51 : 5,909.40 = 2,490.84 : x
  2. Step 2: Convert to fraction form
    4,283.51/5,909.40 = 2,490.84/x
  3. Step 3: Cross multiply
    4,283.51x = 5,909.40 × 2,490.84
  4. Step 4: Simplify right side
    4,283.51x = 14,719,369.90
  5. Step 5: Solve for x
    x = 14,719,369.90/4,283.51
  6. Step 6: Final answer
    x = 3,436.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.